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https://github.com/dart-lang/sdk
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b998b10f3e
Change-Id: I3a31632ce28fb87a410b759d092c7ebc9393574d Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/128306 Commit-Queue: Bob Nystrom <rnystrom@google.com> Auto-Submit: Bob Nystrom <rnystrom@google.com> Reviewed-by: Lasse R.H. Nielsen <lrn@google.com>
86 lines
2.3 KiB
Dart
86 lines
2.3 KiB
Dart
// Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import "package:expect/expect.dart";
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import 'dart:collection';
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main() {
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positiveTest();
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emptyMapTest();
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fewerKeysIterableTest();
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fewerValuesIterableTest();
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equalElementsTest();
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genericTypeTest();
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}
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void positiveTest() {
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var map = new SplayTreeMap.fromIterables([1, 2, 3], ["one", "two", "three"]);
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Expect.isTrue(map is Map);
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Expect.isTrue(map is SplayTreeMap);
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Expect.isFalse(map is HashMap);
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Expect.equals(3, map.length);
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Expect.equals(3, map.keys.length);
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Expect.equals(3, map.values.length);
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Expect.equals("one", map[1]);
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Expect.equals("two", map[2]);
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Expect.equals("three", map[3]);
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}
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void emptyMapTest() {
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var map = new SplayTreeMap.fromIterables([], []);
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Expect.isTrue(map is Map);
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Expect.isTrue(map is SplayTreeMap);
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Expect.isFalse(map is HashMap);
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Expect.equals(0, map.length);
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Expect.equals(0, map.keys.length);
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Expect.equals(0, map.values.length);
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}
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void fewerValuesIterableTest() {
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Expect.throws(() => new SplayTreeMap.fromIterables([1, 2], [0]));
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}
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void fewerKeysIterableTest() {
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Expect.throws(() => new SplayTreeMap.fromIterables([1], [0, 2]));
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}
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void equalElementsTest() {
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var map = new SplayTreeMap.fromIterables([1, 2, 2], ["one", "two", "three"]);
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Expect.isTrue(map is Map);
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Expect.isTrue(map is SplayTreeMap);
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Expect.isFalse(map is HashMap);
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Expect.equals(2, map.length);
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Expect.equals(2, map.keys.length);
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Expect.equals(2, map.values.length);
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Expect.equals("one", map[1]);
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Expect.equals("three", map[2]);
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}
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void genericTypeTest() {
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var map = new SplayTreeMap<int, String>.fromIterables(
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[1, 2, 3], ["one", "two", "three"]);
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Expect.isTrue(map is Map<int, String>);
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Expect.isTrue(map is SplayTreeMap<int, String>);
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// Make sure it is not just SplayTreeMap<dynamic, dynamic>.
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Expect.isFalse(map is SplayTreeMap<String, dynamic>);
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Expect.isFalse(map is SplayTreeMap<dynamic, int>);
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Expect.equals(3, map.length);
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Expect.equals(3, map.keys.length);
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Expect.equals(3, map.values.length);
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Expect.equals("one", map[1]);
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Expect.equals("two", map[2]);
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Expect.equals("three", map[3]);
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}
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